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doc: normalize document
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@@ -1,15 +1,17 @@
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# Xerror
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xerror错误处理逻辑封装
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xerror 错误处理逻辑封装
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<div STYLE="page-break-after: always;"></div>
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## 源码:
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- [https://github.com/duke-git/lancet/blob/main/xerror/xerror.go](https://github.com/duke-git/lancet/blob/main/xerror/xerror.go)
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- [https://github.com/duke-git/lancet/blob/main/xerror/xerror.go](https://github.com/duke-git/lancet/blob/main/xerror/xerror.go)
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<div STYLE="page-break-after: always;"></div>
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## 用法:
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```go
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import (
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"github.com/duke-git/lancet/v2/xerror"
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@@ -19,15 +21,15 @@ import (
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<div STYLE="page-break-after: always;"></div>
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## 目录
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- [Unwrap](#Unwrap)
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- [Unwrap](#Unwrap)
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<div STYLE="page-break-after: always;"></div>
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## 文档
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### <span id="Unwrap">Unwrap</span>
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<p>检查error, 如果err为nil则展开,则它返回一个有效值,如果err不是nil则Unwrap使用err发生panic。</p>
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<b>函数签名:</b>
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@@ -35,6 +37,7 @@ import (
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```go
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func Unwrap[T any](val T, err error) T
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```
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<b>例子:</b>
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```go
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@@ -46,20 +49,20 @@ import (
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)
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func main() {
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result1 := xerror.Unwrap(strconv.Atoi("42"))
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fmt.Println(result1)
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result1 := xerror.Unwrap(strconv.Atoi("42"))
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fmt.Println(result1)
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_, err := strconv.Atoi("4o2")
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defer func() {
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v := recover()
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result2 := reflect.DeepEqual(err.Error(), v.(*strconv.NumError).Error())
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fmt.Println(result2)
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}()
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_, err := strconv.Atoi("4o2")
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defer func() {
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v := recover()
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result2 := reflect.DeepEqual(err.Error(), v.(*strconv.NumError).Error())
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fmt.Println(result2)
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}()
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xerror.Unwrap(strconv.Atoi("4o2"))
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xerror.Unwrap(strconv.Atoi("4o2"))
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// Output:
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// 42
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// true
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// Output:
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// 42
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// true
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}
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```
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